Base | Representation |
---|---|
bin | 10010000011011… |
… | …01001011011111 |
3 | 101112222001120021 |
4 | 21001231023133 |
5 | 302232122033 |
6 | 23005533011 |
7 | 3516144166 |
oct | 1101551337 |
9 | 345861507 |
10 | 151442143 |
11 | 785377a6 |
12 | 42874167 |
13 | 254b5448 |
14 | 161823dd |
15 | d466b2d |
hex | 906d2df |
151442143 has 8 divisors (see below), whose sum is σ = 158150016. Its totient is φ = 144744600.
The previous prime is 151442107. The next prime is 151442149. The reversal of 151442143 is 341244151.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-151442143 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (151442149) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54088 + ... + 56818.
It is an arithmetic number, because the mean of its divisors is an integer number (19768752).
Almost surely, 2151442143 is an apocalyptic number.
151442143 is a deficient number, since it is larger than the sum of its proper divisors (6707873).
151442143 is a wasteful number, since it uses less digits than its factorization.
151442143 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5165.
The product of its digits is 1920, while the sum is 25.
The square root of 151442143 is about 12306.1831206918. The cubic root of 151442143 is about 533.0266405541.
Adding to 151442143 its reverse (341244151), we get a palindrome (492686294).
The spelling of 151442143 in words is "one hundred fifty-one million, four hundred forty-two thousand, one hundred forty-three".
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